After having reported these results in international conferences (AES 2017 South Korea, COLA 2017 France, Ultrafast Optics 2017 Moscow), having been published in Czech public media (Novinky.cz, Technical Weekly CZ, Ceske Televize 24), it was time to report this success story at the HiLASE Centre (FZU Prague). The seminar duration was 45 minutes and the time was shared between T.J.-Y. Derrien, Y. Levy and I. Mirza.